Monday, November 08, 2010 at 12:04 AM.

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system.verbs.builtins.mainResponder.discuss.getThreadData

on getThreadData (adrTable, d, threadAliveDays, pta=nil, adrInDgCallback=nil) {
	<<Build a table containing information about each live thread for a given day
		<<10/10/00; 5:51:11 PM by JES
	<<Changes:
		<<10/11/00; 1:29:52 PM by JES
			<<Fixed bug where only two days of topics were alive, regardless of the value of threadAliveDays.
		<<10/14/00; 2:32:23 PM by JES
			<<Changed the message count to the count of the message and all responses, not just immediate daughters.
		<<4/4/02; 12:57:40 AM by JES
			<<New optional paramter, adrInDgCallback. If non-nil, call the callback for each message. If the callback returns false, don't list the message. If it returns true, preserve current behavior.
	
	if pta == nil {
		pta = html.getPageTableAddress ()};
	local (adrData = mainResponder.discuss.openRoot (pta));
	local (adrCal = @adrData^.calendar);
	local (adrMsgs = @adrData^.messages);
	
	on countResponses (adrMsgTable) { // count all the responses in a thread
		local (responseCount);
		local (i, ct = sizeOf (adrMsgTable^.responses));
		responseCount = ct;
		for i = 1 to ct {
			local (adrResponse = @adrData^.messages.[string.padWithZeros (adrMsgTable^.responses[i], 7)]);
			if sizeOf (adrResponse^.responses) {
				responseCount = responseCount + countResponses (adrResponse)}};
		return (responseCount)};
	on yearAndMonthDefined (d) {
		y = date.year (d);
		if defined (adrCal^.[y]) {
			if defined (adrCal^.[y].[string.padWithZeros (date.month (d), 2)]) {
				return (true)}};
		return (false)};
	
	new (tableType, adrTable);
	if not yearAndMonthDefined (d) { // don't return an error page if the calendar doesn't have an entry
		return (0)};
	local (adrDay = mainResponder.calendar.getDayAddress (adrCal, d, flCreate:false));
	for i = 1 to threadAliveDays { // collect the thread-message data
		if defined (adrDay^) {
			local (ct = sizeOf (adrDay^));
			for j = 1 to ct {
				local (nomad = @adrMsgs^.[nameOf (adrDay^[j])]);
				local (postDate = nomad^.postTime);
				while (nomad^.inResponseTo > 0) {
					nomad = mainResponder.discuss.getMessageTable (nomad^.inResponseTo, pta, adrData)};
				if defined (nomad^.flDeleted) and nomad^.flDeleted {
					continue};
				if adrInDgCallback != nil {
					if not adrInDgCallback^ (nomad) {
						continue}};
				local (name = nameOf (nomad^));
				local (adrMsgData = @adrTable^.[nameOf (nomad^)]);
				if defined (adrMsgData^) {
					if postDate > adrMsgData^.lastPost { // this should never happen... (?)
						adrMsgData^.lastPost = postDate}}
				else {
					new (tableType, adrMsgData);
					adrMsgData^.adrThread = nomad;
					adrMsgData^.lastPost = postDate;
					adrMsgData^.msgCount = countResponses (nomad) + 1}}};
		d = date.yesterday (d);
		if yearAndMonthDefined (d) {
			adrDay = mainResponder.calendar.getDayAddress (adrCal, d, flCreate:false)}};
	return (sizeOf (adrTable^))}

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This listing is for code that runs in the OPML Editor environment. I created these listings because I wanted the search engines to index it, so that when I want to look up something in my codebase I don't have to use the much slower search functionality in my object database. Dave Winer.